package com.say.config;

import com.alibaba.fastjson.serializer.SerializeConfig;
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.serializer.ToStringSerializer;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import java.math.BigInteger;
import java.util.ArrayList;
import java.util.List;

/**
 * 
 * 类名称：CustomObjectMapper<br>
 * @version v1.0
 *
 */
@Configuration
public class WebMvcConfig extends WebMvcConfigurerAdapter {


	  
	@Override
    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
        super.configureMessageConverters(converters);
 
        FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
 
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures(
                SerializerFeature.DisableCircularReferenceDetect,
                SerializerFeature.WriteMapNullValue,
                SerializerFeature.WriteNullNumberAsZero,
                SerializerFeature.WriteNullStringAsEmpty,
                SerializerFeature.WriteNullListAsEmpty,
                SerializerFeature.WriteNullBooleanAsFalse,
                SerializerFeature.WriteDateUseDateFormat,
                SerializerFeature.WriteNonStringKeyAsString);
        //解决Long转json精度丢失的问题
        SerializeConfig serializeConfig = SerializeConfig.globalInstance;
        serializeConfig.put(BigInteger.class, ToStringSerializer.instance);
        serializeConfig.put(Long.class, ToStringSerializer.instance);
        serializeConfig.put(Long.TYPE, ToStringSerializer.instance);
        fastJsonConfig.setSerializeConfig(serializeConfig);
        fastConverter.setFastJsonConfig(fastJsonConfig);
        List<MediaType> supportedMediaTypes = new ArrayList<MediaType>();
        supportedMediaTypes.add(MediaType.APPLICATION_JSON_UTF8);
        fastConverter.setSupportedMediaTypes(supportedMediaTypes);
        converters.add(fastConverter);
    }   

	@Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("swagger-ui.html")
                .addResourceLocations("classpath:/META-INF/resources/");

        registry.addResourceHandler("/webjars/**")
                .addResourceLocations("classpath:/META-INF/resources/webjars/");
        
        registry.addResourceHandler("/favicon.ico")
                .addResourceLocations("classpath:/META-INF/resources/favicon.ico");
        
        registry.addResourceHandler("/wifi/**").addResourceLocations("classpath:/META-INF/resources/wifi/");
    }
   
}
